diff options
Diffstat (limited to 'libnsbmp.h')
| -rw-r--r-- | libnsbmp.h | 53 |
1 files changed, 29 insertions, 24 deletions
@@ -63,25 +63,28 @@ typedef struct bmp_bitmap_callback_vt_s { bmp_bitmap_cb_destroy bitmap_destroy; /**< Free a bitmap. */ bmp_bitmap_cb_set_suspendable bitmap_set_suspendable; /**< The bitmap image can be suspended. */ bmp_bitmap_cb_get_buffer bitmap_get_buffer; /**< Return a pointer to the pixel data in a bitmap. */ - bmp_bitmap_cb_get_bpp bitmap_get_bpp; /**< Find the width of a pixel row in bytes. */ + bmp_bitmap_cb_get_bpp bitmap_get_bpp; /**< Find the width of a pixel row in bytes. */ } bmp_bitmap_callback_vt; typedef struct bmp_image { - unsigned char *bmp_data; /** pointer to BMP data */ - unsigned int buffer_size; /** total number of bytes of BMP data available */ - unsigned int width; /** width of BMP (valid after _analyse) */ - unsigned int height; /** heigth of BMP (valid after _analyse) */ - bmp_encoding encoding; /** pixel encoding type */ - unsigned int bitmap_offset; /** offset of bitmap data */ - unsigned int bpp; /** bits per pixel */ - unsigned int colours; /** number of colours */ - unsigned int *colour_table; /** colour table */ - bool reversed; /** scanlines are top to bottom */ - bool decoded; /** whether the image has been decoded */ - bool ico; /** image is part of an ICO, mask follows */ - unsigned int mask[4]; /** four bitwise mask */ - int shift[4]; /** four bitwise shifts */ - void *bitmap; /** decoded image */ + bmp_bitmap_callback_vt bitmap_callbacks; /**< callbacks for bitmap functions */ + unsigned int width; /** width of BMP (valid after _analyse) */ + unsigned int height; /** heigth of BMP (valid after _analyse) */ + bool decoded; /** whether the image has been decoded */ + void *bitmap; /** decoded image */ + /** Internal members are listed below + */ + unsigned char *bmp_data; /** pointer to BMP data */ + unsigned int buffer_size; /** total number of bytes of BMP data available */ + bmp_encoding encoding; /** pixel encoding type */ + unsigned int bitmap_offset; /** offset of bitmap data */ + unsigned int bpp; /** bits per pixel */ + unsigned int colours; /** number of colours */ + unsigned int *colour_table; /** colour table */ + bool reversed; /** scanlines are top to bottom */ + bool ico; /** image is part of an ICO, mask follows */ + unsigned int mask[4]; /** four bitwise mask */ + int shift[4]; /** four bitwise shifts */ } bmp_image; struct ico_image { @@ -90,20 +93,22 @@ struct ico_image { }; struct ico_collection { - unsigned char *ico_data; /** pointer to ICO data */ - unsigned int buffer_size; /** total number of bytes of ICO data available */ unsigned int width; /** width of largest BMP */ unsigned int height; /** heigth of largest BMP */ + /** Internal members are listed below + */ + unsigned char *ico_data; /** pointer to ICO data */ + unsigned int buffer_size; /** total number of bytes of ICO data available */ struct ico_image *first; }; -void bmp_create(bmp_image *gif); -bmp_result bmp_analyse(struct bmp_image *bmp, bmp_bitmap_callback_vt *bitmap_callbacks); -bmp_result bmp_decode(struct bmp_image *bmp, bmp_bitmap_callback_vt *bitmap_callbacks); -void bmp_finalise(struct bmp_image *bmp, bmp_bitmap_callback_vt *bitmap_callbacks); +void bmp_create(bmp_image *gif, bmp_bitmap_callback_vt *bitmap_callbacks); +bmp_result bmp_analyse(struct bmp_image *bmp); +bmp_result bmp_decode(struct bmp_image *bmp); +void bmp_finalise(struct bmp_image *bmp); -bmp_result ico_analyse(struct ico_collection *ico, bmp_bitmap_callback_vt *bitmap_callbacks); +bmp_result ico_analyse(struct ico_collection *ico); struct bmp_image *ico_find(struct ico_collection *ico, int width, int height); -void ico_finalise(struct ico_collection *ico, bmp_bitmap_callback_vt *bitmap_callbacks); +void ico_finalise(struct ico_collection *ico); #endif |